2864738 has 16 divisors (see below), whose sum is σ = 4597560. Its totient is φ = 1334016.

The previous prime is 2864737. The next prime is 2864749. The reversal of 2864738 is 8374682.

It can be written as a sum of positive squares in 4 ways, for example, as 2411809 + 452929 = 1553^2 + 673^2 .

It is not an unprimeable number, because it can be changed into a prime (2864737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3320 + ... + 4092.

2^2864738 is an apocalyptic number.

2864738 is a deficient number, since it is larger than the sum of its proper divisors (1732822).

2864738 is a wasteful number, since it uses less digits than its factorization.

2864738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901.

The product of its digits is 64512, while the sum is 38.

The square root of 2864738 is about 1692.5536919105. The cubic root of 2864738 is about 142.0239660666.

The spelling of 2864738 in words is "two million, eight hundred sixty-four thousand, seven hundred thirty-eight".